<?php
/**
 * Controller is the customized base controller class.
 * All controller classes for this application should extend from this base class.
 */
class Controller extends CController
{
	/**
	 * @var string the default layout for the controller view. Defaults to '//layouts/column1',
	 * meaning using a single column layout. See 'protected/views/layouts/column1.php'.
	 */
	public $layout='//layouts/main';
	/**
	 * @var array context menu items. This property will be assigned to {@link CMenu::items}.
	 */
	public $menu=array();
	/**
	 * @var array the breadcrumbs of the current page. The value of this property will
	 * be assigned to {@link CBreadcrumbs::links}. Please refer to {@link CBreadcrumbs::links}
	 * for more details on how to specify this property.
	 */
	public $breadcrumbs=array();
	
	
	public function init()
	{
			if(isset($_GET['lang'])&&$_GET['lang']!=""){					//當點擊轉換語言時
				Yii::app()->user->setState("lang",$_GET['lang']);			//相當於與設置一個cookie
				Yii::app()->language = Yii::app()->user->getState("lang");	//轉換成相應的記錄語言
			}
			
			if(Yii::app()->user->getState("lang")){						//如果設置了有session記錄
				Yii::app()->language = Yii::app()->user->getState("lang");	//轉換成相應的記錄語言
			}else{
				Yii::app()->user->setState("lang","en_us");				//沒有session則設置一個session.默認語言為en_us
				Yii::app()->language = Yii::app()->user->getState("lang");	//轉換成相應的記錄語言
			}
	}
}